Sr Embedded Firmware Engineer

Capgemini • Houston, TX

3d • $73,150 - $174,000 • Onsite

About The Position

Responsible for the design, development, integration, testing, and maintenance of embedded software for HVAC and smart control systems. The role requires strong expertise in Embedded C/C++, Zephyr RTOS, Modbus communication, embedded system testing, and hardware/software integration to support development of reliable, secure, and high-performance products.

Requirements

• +8 Years of experience in similar roles
• Strong programming experience in Embedded C/C++
• Hands-on experience with Zephyr RTOS
• Expertise in Modbus RTU/TCP Communication
• Embedded debugging and troubleshooting
• Embedded System Testing and automation
• Hardware/Software Integration and board bring-up
• Microcontroller architecture and peripheral development
• UART, SPI, I2C, CAN, Ethernet communication protocols
• Configuration management tools (Git)
• Continuous Integration/Continuous Delivery (CI/CD) for embedded projects

Responsibilities

• Design, develop, and maintain embedded firmware using Embedded C/C++ for microcontroller-based systems.
• Implement modular, reusable, and scalable software architecture following industry best practices.
• Develop device drivers, middleware, and application-layer software components.
• Perform code reviews and ensure adherence to coding standards such as MISRA-C and secure coding guidelines.
• Develop and optimize embedded applications using Zephyr RTOS.
• Configure and manage tasks, threads, semaphores, queues, timers, and interrupt handling mechanisms.
• Integrate Zephyr-based solutions with hardware platforms and communication stacks.
• Design, implement, and troubleshoot Modbus RTU/TCP communication interfaces.
• Develop communication frameworks for interaction between controllers, sensors, gateways, and cloud-connected devices.
• Analyze protocol traces and resolve communication and interoperability issues.

Benefits

• Paid time off based on employee grade (A-F), defined by policy: Vacation: 12-25 days, depending on grade, Company paid holidays, Personal Days, Sick Leave
• Medical, dental, and vision coverage (or provincial healthcare coordination in Canada)
• Retirement savings plans (e.g., 401(k) in the U.S., RRSP in Canada)
• Life and disability insurance
• Employee assistance programs
• Other benefits as provided by local policy and eligibility

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: No Education Listed